Completing a marathon, a half marathon, or an ultramarathon (distance greater than 26.2 miles) is an amazing feat, and it is an amazing feat that can be accompl

In one of his most ambitious physical efforts to date, Dean Karnazes attempted to run 50 marathons, in 50 states, in 50 days to raise awareness of youth obesity

This is not just a book about running. It's a book about cupcakes. It's a book about suffering. It's a book about gluttony, vanity, bliss, electrical storms, ra

A marathon runner and writer for The Simpsons offers sage advice for those who want to push their limits . . . even if they lag behind everyone else. In How to

In his follow-up to the best-selling Ultra-Marathon Man, world-renowned ultra marathoner Dean Karnazes chronicles his unbelievable exploits and explorations in